When you eat something and it tastes like something else. Things often taste like chicken but chicken rarely tastes like other things.
"This tuna tastes just like your mom."
"Dude, that's a nomonym!"
by Harlo37 April 27, 2010
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A fucked up nickname that somewhat resembles your proper name, and even if it doesn't, is something you eventually resort to answering to.
My co-worker's real name is Meredith, but our boss calls her by her nomonym, Merm-the-worm, because she is tall and thin (and because he is a jackass).
by Msekstra September 3, 2010
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